Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6100478 | Electroluminescent keypad | David G. Sime | 2000-08-08 |
| 5797482 | Electroluminescent keypad | David G. Sime | 1998-08-25 |
| 5726953 | Electroluminescent lamp with buried indiciae and method for making same | David G. Sime | 1998-03-10 |
| 5680160 | Touch activated electroluminescent lamp and display switch | — | 1997-10-21 |
| 5598058 | Multi-color electroluminescent display | — | 1997-01-28 |
| 5573807 | Method for fabricating electroluminescent lamps and displays | — | 1996-11-12 |
| 5410217 | Electroluminescent lamps and displays having thick film and means for electrical contacts | — | 1995-04-25 |